Pb to Call out on skinny 30 VIP

hello all

i have the pb on the call out to 30VIP Cisco phone(1277).

i try to call out to my SIP PHONE(1235) , asterisk we don’t match extension 1235, he state a other digit !!!

exemple log :

Skinny 1277@30VIP went on hook
Skinny(1277@30VIP): waitfordigit returned < 0
skinny_hangup(Skinny/1277@30VIP-2) on 1277@30VIP
Attempting to Clear display on Skinny 1277@30VIP
skinny_new: tmp->nativeformats=2033663 fmt=4
Collected digit: [1]
– Asked to indicate ‘Stop tone’ condition on channel Skinny/1277@30VIP-2
Collected digit: [2]
– Asked to indicate ‘Stop tone’ condition on channel Skinny/1277@30VIP-2
Collected digit: [3]
– Asked to indicate ‘Stop tone’ condition on channel Skinny/1277@30VIP-2
Collected digit: [5]
– Asked to indicate ‘Stop tone’ condition on channel Skinny/1277@30VIP-2
– Asked to indicate ‘Stop tone’ condition on channel Skinny/1277@30VIP-2
– Asked to indicate ‘Stop tone’ condition on channel Skinny/1277@30VIP-2
– Asked to indicate ‘Stop tone’ condition on channel Skinny/1277@30VIP-2

my extensions.conf :

[default]

exten => 600,1,Playback(demo-echotest) ; Let them know what’s going on
exten => 600,n,Echo ; Do the echo test
exten => 600,n,Playback(demo-echodone) ; Let them know it’s over
exten => 600,n,Goto(s,6) ; Start over

exten => 1235,1,dial(SIP/mysjphone)
exten => mysjphone,1,goto(1235,1) ; To be able to dial with text, "mysjphone"
exten => 1277,1,Dial(Skinny/1277@30VIP,30)
exten => 700,1,Playback(posix-restarting) ; "Restarting asterisk"
exten => 700,2,Wait(1)
exten => 700,3,System(/usr/sbin/asterisk -rx reload)
exten => 700,4,Hangup
exten => _01X.,1,Dial(SIP/freephonie_outbound/${EXTEN})
exten => _02X.,1,Dial(SIP/freephonie_outbound/${EXTEN})
exten => _03X.,1,Dial(SIP/freephonie_outbound/${EXTEN})
exten => _04X.,1,Dial(SIP/freephonie_outbound/${EXTEN})
exten => _05X.,1,Dial(SIP/freephonie_outbound/${EXTEN})
exten => _087X.,1,Dial(SIP/freephonie_outbound/${EXTEN})
exten => s,99,Authenticate(1235)

thanks